Finding the Fourth Proportional to 77,140,326,301.28, 115,725,390,670.71 and 29,329,618,322.82
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Solution
The fourth proportional to 77,140,326,301.28, 115,725,390,670.71 and 29,329,618,322.82 is: 44,000,093,094.95
Step by Step Solution
- Step 1: Write the proportion equation
77,140,326,301.28 : 115,725,390,670.71 = 29,329,618,322.82 : x - Step 2: Convert to fraction form
77,140,326,301.28/115,725,390,670.71 = 29,329,618,322.82/x - Step 3: Cross multiply
77,140,326,301.28x = 115,725,390,670.71 × 29,329,618,322.82 - Step 4: Simplify right side
77,140,326,301.28x = 3,394,181,538,631,159,119,872 - Step 5: Solve for x
x = 3,394,181,538,631,159,119,872/77,140,326,301.28 - Step 6: Final answer
x = 44,000,093,094.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.